The preliminary diagnosis is that Yates suffered a Grade 1 strain of his right hamstring, but he's still expected to require a stint on the IL. Yates surrendered three earned runs over one-third of an inning during Saturday's contest,

The Los Angeles Dodgers placed Kirby Yates on the 15-day injured list with a right hamstring strain and selected the contract of Lou Trivino prior to the finale of the Freeway Series on Sunday.